4115 (AlSi2MnMgCu) Aluminum
Wrought Aluminum Alloys
annealed
Property Overview
Density2.7g/cm³
Elastic Modulus70GPa
Tensile Strength120MPa
Yield Strength39MPa
Brinell Hardness38HB
Maximum Service Temperature160°C
Chemical Composition
MN
0.6 to 1.2%
SI
1.8 to 2.2%
CU
0.1 to 0.5%
AL
94.6 to 97.4%
MG
0.1 to 0.5%
RES.
Residuals res. | | 0 to 0.15%
RESIDUALS RES.
0 to 0.15%
ZN
0 to 0.2%
FE
0 to 0.7%
Mechanical
Elastic (Young's, Tensile) Modulus
70 GPa
Elongation at Break
11 %
Fatigue Strength
39 MPa
Poisson's Ratio
0.33
Shear Modulus
26 GPa
Shear Strength
71 MPa
Tensile Strength: Ultimate (UTS)
120 MPa
Tensile Strength: Yield (Proof)
39 MPa
Hardness
Brinell Hardness
38
Physical
Density
2.7 g/cm 3
Thermal
Latent Heat of Fusion
420 J/g
Maximum Temperature: Mechanical
160 °C
Melting Completion (Liquidus)
640 °C
Melting Onset (Solidus)
590 °C
Specific Heat Capacity
900 J/kg-K
Thermal Conductivity
160 W/m-K
Thermal Diffusivity
66 mm 2 /s
Thermal Expansion
23 µm/m-K
Thermal Shock Resistance
5.2 points
Electrical
Electrical Conductivity: Equal Volume
41 % IACS
Electrical Conductivity: Equal Weight (Specific)
140 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
10 MJ/m 3
Resilience: Unit (Modulus of Resilience)
11 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
50 points
Strength to Weight: Axial
12 points
Strength to Weight: Bending
20 points
Environmental
Base Metal Price
9.5 % relative
Embodied Carbon
8.1 kg CO 2 /kg material
Embodied Energy
150 MJ/kg
Embodied Energy
150 MJ/kg 65 x 10 3 BTU/lb
Embodied Water
1160 L/kg
Embodied Water
1160 L/kg 140 gal/lb
Registered Designations & Aliases
4115 (AlSi2MnMgCu) AluminumA94115AlSi2MnMgCuEN AW-4115
Standards
EN 485-2 EN 485-2: Aluminium and aluminium alloys. Sheet, strip and plate. Mechanical properties